🔖 3.0.0-rc.7

This reverts commit 01e8478ce0.

build/settings_v4_app.json

@@ -212,6 +212,15 @@
           "Summary": "菜单排序",
           "IsRegionOrEndregion": null,
           "IsValueType": null
+        },
+        {
+          "TypeName": "string",
+          "PropertyName": "StartDefaultPageName",
+          "DefaultValue": "null",
+          "DefaultValueIsConst": true,
+          "Summary": "程序启动时默认页",
+          "IsRegionOrEndregion": null,
+          "IsValueType": null
         }
       ],
       "Usings": ""

src/AssemblyInfo.Constants.cs

@@ -21,7 +21,7 @@ public static partial class AssemblyInfo
     /// <summary>
     /// RC 版本号，范围 0~9，只增不减
     /// </summary>
-    const string ver_for_rc = "5";
+    const string ver_for_rc = "7";
 
     public const string FileVersion = $"{Version2}.{ver_for_rc}0{ver_for_preview}.0";
 

src/BD.WTTS.Client.Avalonia/Extensions/ControlExtensions.cs

@@ -2,11 +2,18 @@ namespace BD.WTTS.UI;
 
 public static class ControlExtensions
 {
-    public static void SetViewModel<T>(this Control c) where T : ViewModelBase, new()
+    public static void SetViewModel<T>(this Control c, bool useCache = false) where T : ViewModelBase, new()
     {
         if (c.DataContext == null || c.DataContext.GetType() != typeof(T))
         {
-            c.DataContext = new T();
+            T cx;
+
+            if (useCache)
+                cx = IViewModelManager.Instance.Get<T>();
+            else
+                cx = new T();
+
+            c.DataContext = cx;
         }
     }
 }

src/BD.WTTS.Client.Avalonia/Services.Implementation/UI/Views/Windows/AvaloniaWindowManagerImpl.cs

@@ -113,7 +113,6 @@ public sealed class AvaloniaWindowManagerImpl : IWindowManagerImpl
 
         if (viewModel != null)
         {
-
             if (viewModel is IWindowViewModel window)
             {
                 window.Close = b => td?.Hide(b ? TaskDialogStandardResult.OK : TaskDialogStandardResult.Close);

src/BD.WTTS.Client.Avalonia/UI/Views/Pages/HomePage.axaml.cs

@@ -7,7 +7,7 @@ public partial class HomePage : ReactiveUserControl<HomePageViewModel>
     public HomePage()
     {
         InitializeComponent();
-        this.SetViewModel<HomePageViewModel>();
+        this.SetViewModel<HomePageViewModel>(useCache: true);
 
         //ShopsScrollViewer.PointerWheelChanged += ShopsScrollViewer_PointerWheelChanged;
     }

src/BD.WTTS.Client.Avalonia/UI/Views/Pages/Settings/Settings_UI.axaml

@@ -22,6 +22,26 @@
             Text="{Binding Path=Res.Settings_UI, Mode=OneWay, Source={x:Static s:ResourceService.Current}}"
             Theme="{StaticResource SubtitleTextBlockStyle}" />
 
+        <Border IsEnabled="{Binding Path=User, Mode=OneWay, Source={x:Static s:UserService.Current}, Converter={StaticResource IsNullConverter}, ConverterParameter=invert}">
+            <ui:SettingsExpander
+                Description="{Binding Path=Res.Advertisement_NoShow_Tip, Mode=OneWay, Source={x:Static s:ResourceService.Current}}"
+                Header="{Binding Path=Res.Settings_UI_StartDefaultPage, Mode=OneWay, Source={x:Static s:ResourceService.Current}}"
+                IsEnabled="{Binding Path=User.UserType, Mode=OneWay, Source={x:Static s:UserService.Current}, Converter={StaticResource EnumEqualValueConverter}, ConverterParameter={x:Static enum:UserType.Sponsor}}">
+                <ui:SettingsExpander.IconSource>
+                    <ui:FontIconSource FontFamily="{StaticResource SymbolThemeFontFamily}" Glyph="{StaticResource HeartBroken}" />
+                </ui:SettingsExpander.IconSource>
+                <ui:SettingsExpander.Footer>
+                    <ComboBox ItemsSource="{Binding Path=MainWindow2.TabItems, Mode=OneWay, Source={x:Static s:IViewModelManager.Instance}}" SelectedItem="{Binding SelectDefaultPage, Mode=TwoWay}">
+                        <ComboBox.ItemTemplate>
+                            <DataTemplate DataType="spp:TabItemViewModel">
+                                <TextBlock Text="{Binding Name}" />
+                            </DataTemplate>
+                        </ComboBox.ItemTemplate>
+                    </ComboBox>
+                </ui:SettingsExpander.Footer>
+            </ui:SettingsExpander>
+        </Border>
+
         <Border IsEnabled="{Binding Path=User, Mode=OneWay, Source={x:Static s:UserService.Current}, Converter={StaticResource IsNullConverter}, ConverterParameter=invert}">
             <ui:SettingsExpander
                 Description="{Binding Path=Res.Advertisement_NoShow_Tip, Mode=OneWay, Source={x:Static s:ResourceService.Current}}"

src/BD.WTTS.Client.Avalonia/UI/Views/Windows/MainWindow.axaml.cs

@@ -37,7 +37,36 @@ public sealed partial class MainWindow : ReactiveAppWindow<MainWindowViewModel>
         }
     }
 
-    protected override void OnOpened(EventArgs e)
+    DateTime lastOpenedTime;
+
+    internal bool SetStartDefaultPageName()
+    {
+        if (NavigationService.Instance.CurrnetPage != null)
+            return false;
+
+        var mw2 = IViewModelManager.Instance.MainWindow2;
+        if (mw2 == null)
+            return false;
+
+        Type? pageType = null;
+        if (!string.IsNullOrEmpty(UISettings.StartDefaultPageName.Value))
+        {
+            var tabItems = mw2?.TabItems;
+            if (tabItems == null)
+                return false;
+
+            var page = tabItems.OfType<MenuTabItemViewModel>()
+                        .FirstOrDefault(s => s.Id == UISettings.StartDefaultPageName.Value);
+            if (page != null)
+            {
+                pageType = page.PageType;
+            }
+        }
+        INavigationService.Instance.Navigate(pageType ?? typeof(HomePage));
+        return true;
+    }
+
+    protected override async void OnOpened(EventArgs e)
     {
         base.OnOpened(e);
         if (Steamworks.SteamClient.IsValid)
@@ -46,24 +75,23 @@ public sealed partial class MainWindow : ReactiveAppWindow<MainWindowViewModel>
         }
         if (AppSplashScreen.IsInitialized)
         {
-            if (NavigationService.Instance.CurrnetPage == null)
-            {
-                INavigationService.Instance.Navigate(typeof(HomePage));
-            }
-            Task2.InBackground(async () =>
-            {
-                IViewModelManager.Instance.Get<HomePageViewModel>().GetServerContent();
-                await AdvertiseService.Current.RefrshAdvertiseAsync();
-                NoticeService.Current.GetNewsAsync();
-            });
-            try // 在主窗口显示时调用此函数检查是否需要显示新版本通知窗口
-            {
-                Ioc.Get_Nullable<IAppUpdateService>()?.OnMainOpenTryShowNewVersionWindow();
-            }
-            catch
-            {
+            SetStartDefaultPageName();
+        }
+        if (lastOpenedTime == default ||
+            (DateTime.Now - lastOpenedTime) > TimeSpan.FromMinutes(30))
+        {
+            lastOpenedTime = DateTime.Now;
+            await IViewModelManager.Instance.Get<HomePageViewModel>().GetServerContent();
+            await AdvertiseService.Current.RefrshAdvertiseAsync();
+            await NoticeService.Current.GetNewsAsync();
+        }
+        try // 在主窗口显示时调用此函数检查是否需要显示新版本通知窗口
+        {
+            Ioc.Get_Nullable<IAppUpdateService>()?.OnMainOpenTryShowNewVersionWindow();
+        }
+        catch
+        {
 
-            }
         }
     }
 }
@@ -72,7 +100,7 @@ public sealed class AppSplashScreen : IApplicationSplashScreen
 {
     public static bool IsInitialized = false;
 
-    public WindowViewModel? ViewModel { get; }
+    //public WindowViewModel? ViewModel { get; }
 
     public string? AppName { get; }
 
@@ -162,7 +190,7 @@ public sealed class AppSplashScreen : IApplicationSplashScreen
                     });
 
                     AdvertiseService.Current.InitAdvertise();
-                    NoticeService.Current.GetNewsAsync();
+                    await NoticeService.Current.GetNewsAsync();
 
                     var mainWindow = App.Instance.MainWindow;
                     mainWindow.ThrowIsNull();
@@ -205,8 +233,10 @@ public sealed class AppSplashScreen : IApplicationSplashScreen
                     {
                         mainWindow.DataContext = IViewModelManager.Instance.MainWindow;
                         s.InitSettingSubscribe();
-
-                        INavigationService.Instance.Navigate(typeof(HomePage));
+                        if (mainWindow is MainWindow mainWindow1)
+                        {
+                            mainWindow1.SetStartDefaultPageName();
+                        }
                     });
 #if STARTUP_WATCH_TRACE || DEBUG
                     WatchTrace.Record("InitMainWindowViewModel");

src/BD.WTTS.Client.Plugins.Accelerator/Plugins/Plugin.cs

@@ -151,7 +151,7 @@ public sealed class Plugin : PluginBase<Plugin>, IPlugin
 
             //if (ResourceService.IsChineseSimplified)
             //{
-            await ProxyService.Current.InitializeAsync();
+            await MainThread2.InvokeOnMainThreadAsync(ProxyService.Current.InitializeAsync);
             //}
         }
     }

src/BD.WTTS.Client.Plugins.Accelerator/Services/Mvvm/GameAcceleratorService.cs

@@ -13,9 +13,9 @@ public sealed partial class GameAcceleratorService
     : ReactiveObject
 #endif
 {
-    static GameAcceleratorService? mCurrent;
+    static readonly Lazy<GameAcceleratorService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static GameAcceleratorService Current => mCurrent ??= new();
+    public static GameAcceleratorService Current => mCurrent.Value;
 
     public SourceCache<XunYouGameViewModel, int> Games { get; }
 

src/BD.WTTS.Client.Plugins.Accelerator/Services/Mvvm/ProxyService.cs

@@ -10,9 +10,9 @@ public sealed partial class ProxyService
     : ReactiveObject, IProxyService
 #endif
 {
-    static ProxyService? mCurrent;
+    static readonly Lazy<ProxyService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static ProxyService Current => mCurrent ??= new();
+    public static ProxyService Current => mCurrent.Value;
 
     readonly IReverseProxyService reverseProxyService = IReverseProxyService.Constants.Instance;
     readonly IScriptManager scriptManager = IScriptManager.Instance;
@@ -62,6 +62,7 @@ public sealed partial class ProxyService
             });
 
         this.WhenAnyValue(v => v.ProxyDomainsList)
+              .ObserveOn(RxApp.MainThreadScheduler)
               .Subscribe(domain => domain?
               .ToObservableChangeSet()
               .AutoRefresh(x => x.ObservableItems)
@@ -75,6 +76,7 @@ public sealed partial class ProxyService
               }));
 
         this.WhenAnyValue(v => v.ProxyScripts)
+              .ObserveOn(RxApp.MainThreadScheduler)
               .Subscribe(script => script?
               .Connect()
               .AutoRefresh(x => x.Disable)
@@ -117,7 +119,7 @@ public sealed partial class ProxyService
             return null;
         var data = ProxyDomains.Items
             .Where(x => x.Items != null)
-            .SelectMany(s => s.Items!.Where(w => w.Checked));
+            .SelectMany(s => s.Items!.Where(w => w.ThreeStateEnable != false));
         //return data.Concat(data.SelectMany(s => GetProxyDomainsItems(s)));
         return data;
     }

src/BD.WTTS.Client.Plugins.Accelerator/Settings/ProxySettings.cs

@@ -197,6 +197,12 @@ public sealed partial class ProxySettings_ : IProxySettings, ISettings, ISetting
     [MPKey(22), MP2Key(22), JsonPropertyOrder(22)]
     public string? CustomDohAddres { get; set; } = IProxySettings.DefaultCustomDohAddres;
 
+    /// <summary>
+    /// 加速页面 Tab 选项卡选中下标
+    /// </summary>
+    [MPKey(23), MP2Key(23), JsonPropertyOrder(23)]
+    public int AcceleratorTabsSelectedIndex { get; set; }
+
 }
 
 public static partial class ProxySettings
@@ -359,4 +365,9 @@ public static partial class ProxySettings
     public static SettingsProperty<string, ProxySettings_> CustomDohAddres { get; }
         = new(DefaultCustomDohAddres);
 
+    /// <summary>
+    /// 加速页面 Tab 选项卡选中下标
+    /// </summary>
+    public static SettingsStructProperty<int, ProxySettings_> AcceleratorTabsSelectedIndex { get; }
+        = new();
 }

src/BD.WTTS.Client.Plugins.Accelerator/UI/Views/Pages/AcceleratorPage.axaml.cs

@@ -7,6 +7,6 @@ public partial class AcceleratorPage : PageBase<AcceleratorPageViewModel>
     public AcceleratorPage()
     {
         InitializeComponent();
-        this.SetViewModel<AcceleratorPageViewModel>();
+        this.SetViewModel<AcceleratorPageViewModel>(true);
     }
 }

src/BD.WTTS.Client.Plugins.Accelerator/UI/Views/Pages/AcceleratorPage2.axaml

@@ -353,10 +353,10 @@
             VerticalAlignment="Top"
             ItemContainerTheme="{StaticResource TabItemStyle}"
             Theme="{StaticResource TabStripStyle}">
-            <TabStripItem Name="GameAccTab" Content="游戏加速" />
             <TabStripItem Content="平台加速 (免费)" IsVisible="{Binding Source={x:Static s:ProxyService.Current}, Path=!ProxyStatus, Mode=OneWay}" />
             <TabStripItem Content="{x:Static spp:Strings.CommunityFix_FlowStatistics}" IsVisible="{Binding Source={x:Static s:ProxyService.Current}, Path=ProxyStatus, Mode=OneWay}" />
             <TabStripItem Content="{x:Static spp:Strings.CommunityFix_Services}" IsVisible="{Binding Source={x:Static s:ProxyService.Current}, Path=ProxyStatus, Mode=OneWay}" />
+            <TabStripItem Name="GameAccTab" Content="游戏加速" />
         </TabStrip>
         <Carousel
             Grid.Row="1"
@@ -364,66 +364,6 @@
             Classes="AnimeSlide"
             SelectedIndex="{Binding #AcceleratorTabs.SelectedIndex}">
 
-            <!--  游戏加速  -->
-            <Panel x:DataType="spp:GameAcceleratorPageViewModel">
-                <Panel.DataContext>
-                    <spp:GameAcceleratorPageViewModel />
-                </Panel.DataContext>
-                <spp:ContentLoader
-                    IsLoading="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=IsLoadingGames, Mode=OneWay}"
-                    IsShowNoResultText="{Binding !!!Games.Count}"
-                    IsVisible="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=!CurrentAcceleratorGame.IsAccelerated}"
-                    NoResultMessage="{x:Static spp:Strings.GameAccelerator_GamesEmptyTip}}">
-                    <ScrollViewer
-                        Name="GameScrollViewer"
-                        Padding="0,0,10,0"
-                        HorizontalScrollBarVisibility="Disabled"
-                        IsVisible="{Binding !!Games.Count}"
-                        VerticalScrollBarVisibility="Auto">
-                        <StackPanel>
-                            <ItemsRepeater ItemsSource="{Binding Games}" VerticalCacheLength="50">
-                                <ItemsRepeater.Layout>
-                                    <UniformGridLayout
-                                        ItemsJustification="Start"
-                                        ItemsStretch="Uniform"
-                                        MinColumnSpacing="10"
-                                        MinItemHeight="180"
-                                        MinItemWidth="200"
-                                        MinRowSpacing="10" />
-                                </ItemsRepeater.Layout>
-                                <ItemsRepeater.ItemTemplate>
-                                    <DataTemplate DataType="spp:XunYouGameViewModel">
-                                        <spp:GameAppItem ButtonCommand="{Binding GameAcceleratorCommand, Source={x:Static s:GameAcceleratorService.Current}}" />
-                                    </DataTemplate>
-                                </ItemsRepeater.ItemTemplate>
-                            </ItemsRepeater>
-
-                            <StackPanel
-                                Margin="0,30"
-                                HorizontalAlignment="Center"
-                                Spacing="10">
-                                <spp:Image2
-                                    Width="100"
-                                    Height="100"
-                                    HorizontalAlignment="Center"
-                                    VerticalAlignment="Center"
-                                    RenderOptions.BitmapInterpolationMode="HighQuality"
-                                    Source="avares://BD.WTTS.Client.Avalonia/UI/Assets/Icons/empty.png"
-                                    Stretch="UniformToFill" />
-                                <TextBlock
-                                    HorizontalAlignment="Center"
-                                    VerticalAlignment="Center"
-                                    Text="已经到底啦! 没有找到想加速的游戏的话可以搜索添加哦~" />
-                            </StackPanel>
-                        </StackPanel>
-                    </ScrollViewer>
-                </spp:ContentLoader>
-                <spp:GameDetail
-                    Margin="0,0,10,0"
-                    Content="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=CurrentAcceleratorGame}"
-                    IsVisible="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=CurrentAcceleratorGame.IsAccelerated}" />
-            </Panel>
-
             <!--  平台加速  -->
             <ScrollViewer
                 Padding="0,0,10,0"
@@ -544,6 +484,67 @@
                 </Border>
             </Grid>
 
+
+            <!--  游戏加速  -->
+            <Panel x:DataType="spp:GameAcceleratorPageViewModel">
+                <Panel.DataContext>
+                    <spp:GameAcceleratorPageViewModel />
+                </Panel.DataContext>
+                <spp:ContentLoader
+                    IsLoading="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=IsLoadingGames, Mode=OneWay}"
+                    IsShowNoResultText="{Binding !!!Games.Count}"
+                    IsVisible="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=!CurrentAcceleratorGame.IsAccelerated}"
+                    NoResultMessage="{x:Static spp:Strings.GameAccelerator_GamesEmptyTip}}">
+                    <ScrollViewer
+                        Name="GameScrollViewer"
+                        Padding="0,0,10,0"
+                        HorizontalScrollBarVisibility="Disabled"
+                        IsVisible="{Binding !!Games.Count}"
+                        VerticalScrollBarVisibility="Auto">
+                        <StackPanel>
+                            <ItemsRepeater ItemsSource="{Binding Games}" VerticalCacheLength="50">
+                                <ItemsRepeater.Layout>
+                                    <UniformGridLayout
+                                        ItemsJustification="Start"
+                                        ItemsStretch="Uniform"
+                                        MinColumnSpacing="10"
+                                        MinItemHeight="180"
+                                        MinItemWidth="200"
+                                        MinRowSpacing="10" />
+                                </ItemsRepeater.Layout>
+                                <ItemsRepeater.ItemTemplate>
+                                    <DataTemplate DataType="spp:XunYouGameViewModel">
+                                        <spp:GameAppItem ButtonCommand="{Binding GameAcceleratorCommand, Source={x:Static s:GameAcceleratorService.Current}}" />
+                                    </DataTemplate>
+                                </ItemsRepeater.ItemTemplate>
+                            </ItemsRepeater>
+
+                            <StackPanel
+                                Margin="0,30"
+                                HorizontalAlignment="Center"
+                                Spacing="10">
+                                <spp:Image2
+                                    Width="100"
+                                    Height="100"
+                                    HorizontalAlignment="Center"
+                                    VerticalAlignment="Center"
+                                    RenderOptions.BitmapInterpolationMode="HighQuality"
+                                    Source="avares://BD.WTTS.Client.Avalonia/UI/Assets/Icons/empty.png"
+                                    Stretch="UniformToFill" />
+                                <TextBlock
+                                    HorizontalAlignment="Center"
+                                    VerticalAlignment="Center"
+                                    Text="已经到底啦! 没有找到想加速的游戏的话可以搜索添加哦~" />
+                            </StackPanel>
+                        </StackPanel>
+                    </ScrollViewer>
+                </spp:ContentLoader>
+                <spp:GameDetail
+                    Margin="0,0,10,0"
+                    Content="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=CurrentAcceleratorGame}"
+                    IsVisible="{Binding Source={x:Static s:GameAcceleratorService.Current}, Path=CurrentAcceleratorGame.IsAccelerated}" />
+            </Panel>
+
             <!--<TabItem Header="加速日志">
 
 					    </TabItem>-->
@@ -600,12 +601,21 @@
             </AutoCompleteBox.ItemTemplate>
         </AutoCompleteBox>
 
-        <!--<StackPanel
+        <StackPanel
             Grid.ColumnSpan="2"
             HorizontalAlignment="Right"
             VerticalAlignment="Center"
             IsVisible="{Binding Source={x:Static s:ProxyService.Current}, Path=ProxyStatus, Mode=OneWay}"
             Spacing="8">
+            <StackPanel.IsVisible>
+                <MultiBinding Converter="{x:Static BoolConverters.And}">
+                    <CompiledBinding
+                        Mode="OneWay"
+                        Path="ProxyStatus"
+                        Source="{x:Static s:ProxyService.Current}" />
+                    <Binding Path="!#GameAccTab.IsSelected" />
+                </MultiBinding>
+            </StackPanel.IsVisible>
             <StackPanel.Styles>
                 <Style Selector="TextBlock">
                     <Setter Property="VerticalAlignment" Value="Center" />
@@ -620,7 +630,7 @@
                 <Run Text="{x:Static spp:Strings.CommunityFix_EnableScriptService}" />
                 <Run Text="{Binding Source={x:Static s:ProxyService.Current}, Path=IsEnableScript, Converter={StaticResource StringFormatConverter}}" />
             </TextBlock>
-        </StackPanel>-->
+        </StackPanel>
 
         <spp:AdControl
             Grid.Row="1"

src/BD.WTTS.Client.Plugins.Accelerator/UI/Views/Pages/AcceleratorPage2.axaml.cs

@@ -1,6 +1,7 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.Primitives;
+using Avalonia.Interactivity;
 using static System.Net.Mime.MediaTypeNames;
 
 namespace BD.WTTS.UI.Views.Pages;
@@ -12,6 +13,8 @@ public partial class AcceleratorPage2 : PageBase<AcceleratorPageViewModel>
 {
     readonly Dictionary<string, string[]> dictPinYinArray = new();
 
+    List<int> acceleratorTabsSelectedIndexs = new();
+
     /// <summary>
     /// Initializes a new instance of the <see cref="AcceleratorPage2"/> class.
     /// </summary>
@@ -21,7 +24,27 @@ public partial class AcceleratorPage2 : PageBase<AcceleratorPageViewModel>
         var mode = ProxySettings.ProxyMode.Value;
 
         InitializeComponent();
-        this.SetViewModel<AcceleratorPageViewModel>();
+        this.SetViewModel<AcceleratorPageViewModel>(true);
+
+        for (int i = 0; i < AcceleratorTabs.Items.Count; i++)
+        {
+            var item = AcceleratorTabs.Items[i];
+            if (item is Visual visual && visual.IsVisible)
+            {
+                acceleratorTabsSelectedIndexs.Add(i);
+            }
+        }
+        var itemCount = AcceleratorTabs.ItemCount;
+        var acceleratorTabsSelectedIndex = ProxySettings.AcceleratorTabsSelectedIndex.Value;
+        if (acceleratorTabsSelectedIndex >= 0 && acceleratorTabsSelectedIndex < itemCount)
+        {
+            if (acceleratorTabsSelectedIndexs.Contains(acceleratorTabsSelectedIndex))
+            {
+                AcceleratorTabs.SelectedIndex = acceleratorTabsSelectedIndex;
+            }
+        }
+
+        AcceleratorTabs.SelectionChanged += AcceleratorTabs_SelectionChanged;
 
         //重置回保存的值
         ProxySettings.ProxyMode.Value = mode;
@@ -31,7 +54,7 @@ public partial class AcceleratorPage2 : PageBase<AcceleratorPageViewModel>
                 ProxyService.Current.WhenValueChanged(x => x.ProxyStatus, false)
                     .Subscribe(x =>
                     {
-                        AcceleratorTabs.SelectedIndex = x ? 2 : 1;
+                        AcceleratorTabs.SelectedIndex = x ? 1 : 0;
                     }));
 
             if (XunYouSDK.IsSupported)
@@ -48,15 +71,31 @@ public partial class AcceleratorPage2 : PageBase<AcceleratorPageViewModel>
             else
             {
                 GameAccTab.IsVisible = false;
-                AcceleratorTabs.SelectedIndex = 1;
+                AcceleratorTabs.SelectedIndex = 0;
             }
         });
 
         SearchGameBox.DropDownClosed += SearchGameBox_DropDownClosed;
-        SearchGameBox.TextSelector = (_, _) => null;
+        SearchGameBox.TextSelector = (_, _) => null!;
         SearchGameBox.TextFilter = GameContains;
     }
 
+    void AcceleratorTabs_SelectionChanged(object? sender, SelectionChangedEventArgs e)
+    {
+        var value = AcceleratorTabs.SelectedIndex;
+        if (acceleratorTabsSelectedIndexs.Contains(value))
+        {
+            ProxySettings.AcceleratorTabsSelectedIndex.Value = value;
+        }
+    }
+
+    protected override void OnLoaded(RoutedEventArgs e)
+    {
+        base.OnLoaded(e);
+        if (AcceleratorTabs.SelectedIndex == default && ProxyService.Current.ProxyStatus)
+            AcceleratorTabs.SelectedIndex = 1;
+    }
+
     private void SearchGameBox_DropDownClosed(object? sender, EventArgs e)
     {
         if (SearchGameBox.SelectedItem is XunYouGame xunYouGame && xunYouGame is not null)
@@ -98,17 +137,17 @@ public partial class AcceleratorPage2 : PageBase<AcceleratorPageViewModel>
     }
 
     /// <inheritdoc/>
-    protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e)
-    {
-        base.OnDetachedFromVisualTree(e);
+    //protected override void OnDetachedFromVisualTree(VisualTreeAttachmentEventArgs e)
+    //{
+    //    base.OnDetachedFromVisualTree(e);
 
-        //try
-        //{
-        //    ISettingsLoadService.Current.ForceSave<GameAcceleratorSettingsModel>();
-        //}
-        //catch (Exception ex)
-        //{
-        //    Log.Error(nameof(AcceleratorPage), ex, "ForceSave fail.");
-        //}
-    }
+    //    //try
+    //    //{
+    //    //    ISettingsLoadService.Current.ForceSave<GameAcceleratorSettingsModel>();
+    //    //}
+    //    //catch (Exception ex)
+    //    //{
+    //    //    Log.Error(nameof(AcceleratorPage), ex, "ForceSave fail.");
+    //    //}
+    //}
 }

src/BD.WTTS.Client.Plugins.ArchiSteamFarmPlus/Services/Mvvm/ASFService.cs

@@ -7,9 +7,9 @@ namespace BD.WTTS.Services;
 
 public sealed class ASFService : ReactiveObject
 {
-    static ASFService? mCurrent;
+    static readonly Lazy<ASFService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static ASFService Current => mCurrent ??= new();
+    public static ASFService Current => mCurrent.Value;
 
     readonly IArchiSteamFarmService archiSteamFarmService = IArchiSteamFarmService.Instance;
 

src/BD.WTTS.Client.Plugins.GameAccount/Services.Implementation/BasicPlatformSwitcher.cs

@@ -13,7 +13,7 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         this.platformService = platformService;
     }
 
-    bool BasicCopyInAccount(string accId, PlatformAccount platform)
+    async ValueTask<bool> BasicCopyInAccount(string accId, PlatformAccount platform)
     {
         var allIds = JTokenHelper.ReadDict(platform.IdsJsonPath);
         var accName = allIds[accId];
@@ -63,10 +63,17 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
 
                 var regValue = regJson[accFile] ?? "";
 
-                if (!Registry2.SetRegistryKey(accFile[4..], regValue)) // Remove "REG:" and read data
+                if (DesktopBridge.IsRunningAsUwp)
                 {
-                    Toast.Show(ToastIcon.Error, AppResources.Error_WriteRegistryFailed);
-                    return false;
+                    await SetEpicCurrentUserAsync(regValue);
+                }
+                else
+                {
+                    if (!Registry2.SetRegistryKey(accFile[4..], regValue)) // Remove "REG:" and read data
+                    {
+                        Toast.Show(ToastIcon.Error, AppResources.Error_WriteRegistryFailed);
+                        return false;
+                    }
                 }
                 continue;
             }
@@ -131,7 +138,7 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         // Copy saved files in
         if (!string.IsNullOrEmpty(account?.AccountId))
         {
-            if (!BasicCopyInAccount(account.AccountId, platform)) return;
+            if (!await BasicCopyInAccount(account.AccountId, platform)) return;
             //Globals.AddTrayUser(platform.SafeName, $"+{platform.PrimaryId}:" + accId, accName, BasicSettings.TrayAccNumber); // Add to Tray list, using first Identifier
         }
 
@@ -156,17 +163,21 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         //}
     }
 
-    public ValueTask<bool> ClearCurrentLoginUser(PlatformAccount platform)
+    public async ValueTask<bool> ClearCurrentLoginUser(PlatformAccount platform)
     {
-        var result = ClearCurrentLoginUserCore(platform);
-        return ValueTask.FromResult(result);
+        var result = await ClearCurrentLoginUserCore(platform);
+        return result;
     }
 
-    bool ClearCurrentLoginUserCore(PlatformAccount platform)
+    async ValueTask<bool> ClearCurrentLoginUserCore(PlatformAccount platform)
     {
         // Foreach file/folder/reg in Platform.PathListToClear
-        if (platform.ClearPaths.Any_Nullable(accFile => !DeleteFileOrFolder(accFile, platform)))
-            return false;
+
+        foreach (var accFile in platform.ClearPaths!)
+        {
+            if (!await DeleteFileOrFolder(accFile, platform))
+                return false;
+        }
 
         var uniqueIdFile = IOPath.ExpandEnvironmentVariables(platform.UniqueIdPath, platform.FolderPath);
 
@@ -185,7 +196,22 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         return true;
     }
 
-    bool DeleteFileOrFolder(string accFile, PlatformAccount platform)
+    async ValueTask SetEpicCurrentUserAsync(string userName)
+    {
+#if WINDOWS
+        string contents =
+$"""
+Windows Registry Editor Version 5.00
+; {AssemblyInfo.Trademark} BD.WTTS.Services.Implementation.BasicPlatformSwitcher.SetEpicCurrentUserAsync
+[HKEY_CURRENT_USER\Software\Epic Games\Unreal Engine\Identifiers]
+"AccountId"="{userName}"
+""";
+        var regpath = IOPath.GetCacheFilePath(WindowsPlatformServiceImpl.CacheTempDirName, "SwitchEpicUser", FileEx.Reg);
+        await WindowsPlatformServiceImpl.StartProcessRegeditAsync(regpath, contents);
+#endif
+    }
+
+    async ValueTask<bool> DeleteFileOrFolder(string accFile, PlatformAccount platform)
     {
         // The "file" is a registry key
 #if WINDOWS
@@ -198,7 +224,14 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
             }
             else
             {
-                if (Registry2.SetRegistryKey(accFile[4..])) return true;
+                if (DesktopBridge.IsRunningAsUwp)
+                {
+                    await SetEpicCurrentUserAsync(string.Empty);
+                    return true;
+                }
+                else
+                    if (Registry2.SetRegistryKey(accFile[4..])) return true;
+
             }
             Toast.Show(ToastIcon.Error, AppResources.Error_WriteRegistryFailed);
             return false;
@@ -210,9 +243,10 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         {
             if (accFile.StartsWith("JSON_SELECT"))
             {
-                var path = accFile.Split("::")[1];
+                var path = IOPath.ExpandEnvironmentVariables(accFile.Split("::")[1]);
                 var selector = accFile.Split("::")[2];
                 JTokenHelper.ReplaceVarInJsonFile(path, selector, "");
+                return true;
             }
         }
 
@@ -479,7 +513,7 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
         // Handle special args in username
         //var hadSpecialProperties = ProcessSpecialAccName(specialString, accName, uniqueId);
 
-        var regJson = platform.UniqueIdPath.StartsWith("REG:") ? JTokenHelper.ReadRegJson(platform.RegJsonPath(name)) : new Dictionary<string, string>();
+        var regJson = platform.UniqueIdPath.StartsWith("REG:") ? JTokenHelper.ReadDict(platform.RegJsonPath(name)) : new Dictionary<string, string>();
 
         foreach (var (accFile, savedFile) in platform.LoginFiles)
         {
@@ -532,7 +566,7 @@ public sealed class BasicPlatformSwitcher : IPlatformSwitcher
                 var originalValueString = (string)originalValue;
                 originalValueString = IOPath.CleanPathIlegalCharacter(firstResult ? originalValueString.Split(delimiter).First() : originalValueString.Split(delimiter).Last());
 
-                if (!Directory.Exists(localCachePath)) Directory.CreateDirectory(localCachePath);
+                IOPath.DirCreateByNotExists(localCachePath);
                 JTokenHelper.SaveJsonFile(Path.Combine(localCachePath, savedFile), originalValueString);
                 continue;
             }

src/BD.WTTS.Client.Plugins.GameAccount/UI/Views/Controls/AccountItems.axaml

@@ -217,6 +217,13 @@
                                 MoreFlyout="{StaticResource SharedMenuFlyout}"
                                 Status="{Binding Path=Res.UserChange_RecentLogin, Mode=OneWay, Source={x:Static s:ResourceService.Current}}"
                                 Tags="{Binding AliasName}">
+                                <ToolTip.Tip>
+                                    <TextBlock>
+                                        <Run FontSize="16" Text="{Binding DisplayName}" />
+                                        <LineBreak />
+                                        <Run Text="{Binding AliasName}" />
+                                    </TextBlock>
+                                </ToolTip.Tip>
                                 <spp:AppItem.Status>
                                     <Border Classes="Status" IsVisible="{Binding MostRecent}">
                                         <TextBlock Text="{Binding Path=Res.UserChange_RecentLogin, Mode=OneWay, Source={x:Static s:ResourceService.Current}}" />

src/BD.WTTS.Client.Plugins.GameAccount/UI/Views/Pages/GameAccountPage.axaml.cs

@@ -11,7 +11,7 @@ public partial class GameAccountPage : PageBase<GameAccountPageViewModel>
     public GameAccountPage()
     {
         InitializeComponent();
-        this.SetViewModel<GameAccountPageViewModel>();
+        this.SetViewModel<GameAccountPageViewModel>(true);
         //DataContext ??= new GameAccountPageViewModel();
 
         //this.WhenActivated(disposable =>

src/BD.WTTS.Client.Plugins.GameList/UI/ViewModels/Pages/IdleAppsPageViewModel.cs

@@ -18,7 +18,7 @@ public sealed class IdleAppsPageViewModel : ViewModelBase
 
     public IdleAppsPageViewModel()
     {
-        CompositeDisposable.Add(GameLibrarySettings.AFKAppList.Subscribe(_ => Refresh_Click()));
+        CompositeDisposable.Add(GameLibrarySettings.AFKAppList.Subscribe(_ => Refresh_Click(), false));
 
         RunStopBtnCommand = ReactiveCommand.Create<SteamApp>(RunStopBtn_Click);
         DeleteButtonCommand = ReactiveCommand.Create<SteamApp>(DeleteButton_Click);
@@ -206,12 +206,18 @@ public sealed class IdleAppsPageViewModel : ViewModelBase
         }
     }
 
-    public void Refresh_Click()
+    public async void Refresh_Click()
     {
         var list = new ObservableCollection<SteamApp>();
         if (GameLibrarySettings.AFKAppList.Any_Nullable())
         {
             int runOtherAppCount = 0;
+
+            while (SteamConnectService.Current.IsLoadingGameList)
+            {
+                await Task.Delay(500);
+            }
+
             foreach (var item in GameLibrarySettings.AFKAppList.Value!)
             {
                 var appInfo = SteamConnectService.Current.SteamApps.Items.FirstOrDefault(x => x.AppId == item.Key);
@@ -224,7 +230,7 @@ public sealed class IdleAppsPageViewModel : ViewModelBase
                         if (!runState.Process.HasExited)
                         {
                             appInfo.Process = runState.Process;
-                            appInfo.Process.Exited += (object? _, EventArgs _) =>
+                            appInfo.Process.Exited += (_, _) =>
                             {
                                 SteamConnectService.Current.RuningSteamApps.TryRemove(appInfo.AppId, out runState);
                             };

src/BD.WTTS.Client.Tools.Publish/Properties/launchSettings.json

@@ -4,7 +4,7 @@
       "commandName": "Project",
       "commandLineArgs": "run --rids win-x64 --hsm-sign --stm-upload",
       "commandLineArgs_release": "run --rids win-x64 --hsm-sign --stm-upload",
-      "commandLineArgs_nsis": "nsis --rids win-x64 --hsm-sign --t 240306_1151276715468",
+      "commandLineArgs_nsis": "nsis --rids win-x64 --hsm-sign --t 240314_1523131679333",
       "commandLineArgs_debug": "run --rids win-x64 --hsm-sign --stm-upload --debug",
       "commandLineArgs_GenerateBridgeContentXml": "csproj --rids win-x64"
     }

src/BD.WTTS.Client/Resources/Strings.Designer.cs

@@ -6486,6 +6486,15 @@ namespace BD.WTTS.Client.Resources {
             }
         }
         
+        /// <summary>
+        ///   查找类似 启动时默认打开页面 的本地化字符串。
+        /// </summary>
+        public static string Settings_UI_StartDefaultPage {
+            get {
+                return ResourceManager.GetString("Settings_UI_StartDefaultPage", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 跟随系统 的本地化字符串。
         /// </summary>

src/BD.WTTS.Client/Resources/Strings.resx

@@ -2927,5 +2927,8 @@
   </data>
 	<data name="GameAccelerator_ChangeArea" xml:space="preserve">
     <value>切换加速区服</value>
+  </data>
+	<data name="Settings_UI_StartDefaultPage" xml:space="preserve">
+    <value>启动时默认打开页面</value>
   </data>
 </root>

src/BD.WTTS.Client/Services/Mvvm/Advertisement/AdvertiseService.cs

@@ -6,9 +6,9 @@ namespace BD.WTTS.Services;
 /// </summary>
 public sealed class AdvertiseService : ReactiveObject
 {
-    static AdvertiseService? mCurrent;
+    static readonly Lazy<AdvertiseService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static AdvertiseService Current => mCurrent ??= new();
+    public static AdvertiseService Current => mCurrent.Value;
 
     [Reactive]
     public ObservableCollection<AdvertisementDTO>? HorizontalBannerAdvertisements { get; set; }

src/BD.WTTS.Client/Services/Mvvm/Identity/UserService.cs

@@ -6,9 +6,9 @@ namespace BD.WTTS.Services;
 
 public sealed class UserService : ReactiveObject
 {
-    static UserService? mCurrent;
+    static readonly Lazy<UserService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static UserService Current => mCurrent ??= new();
+    public static UserService Current => mCurrent.Value;
 
     readonly IUserManager userManager = IUserManager.Instance;
     readonly IMicroServiceClient csc = IMicroServiceClient.Instance;
@@ -179,6 +179,12 @@ public sealed class UserService : ReactiveObject
 
     public async Task RefreshUserAsync(IdentityUserInfoDTO? user, bool refreshCurrentUser = true)
     {
+#if DEBUG
+        if (user != null)
+        {
+            user.UserType = UserType.Sponsor;
+        }
+#endif
         User = user;
         this.RaisePropertyChanged(nameof(IsAuthenticated));
 
@@ -231,7 +237,7 @@ public sealed class UserService : ReactiveObject
         }
         else
         {
-            Browser2.Open(string.Format(Constants.Urls.OfficialWebsite_Fast_Login_, token.AccessToken, HttpUtility.UrlEncode(token.ExpiresIn.ToString()), HttpUtility.UrlEncode(url)));
+            Browser2.Open(string.Format(Constants.Urls.OfficialWebsite_Fast_Login_, token.AccessToken, HttpUtility.UrlEncode(token.ExpiresIn.ToString("R")), HttpUtility.UrlEncode(url)));
         }
     }
 

src/BD.WTTS.Client/Services/Mvvm/NoticeService.cs

@@ -6,9 +6,9 @@ namespace BD.WTTS.Services;
 
 public sealed class NoticeService : ReactiveObject
 {
-    static NoticeService? mCurrent;
+    static readonly Lazy<NoticeService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static NoticeService Current => mCurrent ??= new();
+    public static NoticeService Current => mCurrent.Value;
 
     //readonly INotificationRepository notificationRepo = Ioc.Get<INotificationRepository>();
 
@@ -30,7 +30,7 @@ public sealed class NoticeService : ReactiveObject
         //NoticeTypes = new();
     }
 
-    public async void GetNewsAsync()
+    public async Task GetNewsAsync()
     {
         var client = Instance.Message;
         var result = await client.GetMessage(IApplication.ClientPlatform, OfficialMessageType.News);

src/BD.WTTS.Client/Services/Mvvm/ResourceService.cs

@@ -5,9 +5,9 @@ namespace BD.WTTS.Services;
 
 public sealed class ResourceService : ReactiveObject
 {
-    static ResourceService? mCurrent;
+    static readonly Lazy<ResourceService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static ResourceService Current => mCurrent ??= new();
+    public static ResourceService Current => mCurrent.Value;
 
     public static readonly IReadOnlyDictionary<string, string> Languages;
     public static readonly IReadOnlyDictionary<string, string> SteamLanguages;

src/BD.WTTS.Client/Services/Mvvm/Steam/SteamConnectService.cs

@@ -17,7 +17,9 @@ public sealed class SteamConnectService
 
     public const int SteamAFKMaxCount = 32;
 
-    public static SteamConnectService Current { get; } = new();
+    static readonly Lazy<SteamConnectService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
+
+    public static SteamConnectService Current => mCurrent.Value;
 
     readonly ISteamworksLocalApiService swLocalService = ISteamworksLocalApiService.Instance;
     readonly ISteamService stmService = ISteamService.Instance;
@@ -516,6 +518,7 @@ public sealed class SteamConnectService
         {
             return;
         }
+        SteamUsers.Clear();
         SteamUsers.AddOrUpdate(list);
 
         #region 加载备注信息和 JumpList

src/BD.WTTS.Client/Services/Mvvm/UI/ViewModels/ViewModelManager.cs

@@ -4,8 +4,8 @@ namespace BD.WTTS.Services.Implementation;
 internal sealed class ViewModelManager : ReactiveObject, IViewModelManager
 {
     bool disposedValue;
-    Dictionary<Type, byte[]> viewModelDataCaches = new();
-    Dictionary<Type, ViewModelBase> viewModelCaches = new();
+    ConcurrentDictionary<Type, byte[]> viewModelDataCaches = new();
+    ConcurrentDictionary<Type, ViewModelBase> viewModelCaches = new();
 
     /// <summary>
     /// 获取为当前主窗口提供的数据
@@ -69,7 +69,8 @@ internal sealed class ViewModelManager : ReactiveObject, IViewModelManager
         var vmType = viewModel.GetType();
         var value = Serializable.SMP2(vmType, viewModel);
         viewModelDataCaches[vmType] = value;
-        viewModelCaches.Remove(vmType);
+        viewModelDataCaches[vmType] = value;
+        viewModelCaches.TryRemove(vmType, out var _);
     }
 
     void Dispose(bool disposing)

src/BD.WTTS.Client/Services/Mvvm/UI/Widgets/ToastService.cs

@@ -7,9 +7,9 @@ namespace BD.WTTS.Services;
 [Obsolete("不再使用常驻通知")]
 public sealed class ToastService : ReactiveObject
 {
-    static ToastService? mCurrent;
+    static readonly Lazy<ToastService> mCurrent = new(() => new(), LazyThreadSafetyMode.ExecutionAndPublication);
 
-    public static ToastService Current => mCurrent ??= new();
+    public static ToastService Current => mCurrent.Value;
 
     static readonly Lazy<bool> mIsSupported = new(() => Ioc.Get<IToast>() is ToastImpl);
 

src/BD.WTTS.Client/Settings/Abstractions/IUISettings.cs

@@ -118,6 +118,11 @@ public partial interface IUISettings
     /// </summary>
     HashSet<string>? SortMenuTabs { get; set; }
 
+    /// <summary>
+    /// 程序启动时默认页
+    /// </summary>
+    string? StartDefaultPageName { get; set; }
+
     /// <summary>
     /// 主题的默认值
     /// </summary>
@@ -208,4 +213,9 @@ public partial interface IUISettings
     /// </summary>
     const HashSet<string>? DefaultSortMenuTabs = null;
 
+    /// <summary>
+    /// 程序启动时默认页的默认值
+    /// </summary>
+    const string? DefaultStartDefaultPageName = null;
+
 }

src/BD.WTTS.Client/Settings/UISettings.cs

@@ -159,6 +159,12 @@ public sealed partial class UISettings_ : IUISettings, ISettings, ISettings<UISe
     [MPKey(17), MP2Key(17), JsonPropertyOrder(17)]
     public HashSet<string>? SortMenuTabs { get; set; } = IUISettings.DefaultSortMenuTabs;
 
+    /// <summary>
+    /// 程序启动时默认页
+    /// </summary>
+    [MPKey(18), MP2Key(18), JsonPropertyOrder(18)]
+    public string? StartDefaultPageName { get; set; } = IUISettings.DefaultStartDefaultPageName;
+
 }
 
 public static partial class UISettings
@@ -279,4 +285,10 @@ public static partial class UISettings
     public static SettingsProperty<string, HashSet<string>, UISettings_> SortMenuTabs { get; }
         = new(DefaultSortMenuTabs);
 
+    /// <summary>
+    /// 程序启动时默认页
+    /// </summary>
+    public static SettingsProperty<string, UISettings_> StartDefaultPageName { get; }
+        = new(DefaultStartDefaultPageName);
+
 }

src/BD.WTTS.Client/UI/ViewModels/Abstractions/Windows/IWindowViewModel.cs

@@ -6,7 +6,7 @@ public interface IWindowViewModel : IPageViewModel
     /// <summary>
     /// 关闭当前 ViewModel 绑定的窗口
     /// </summary>
-    Action<bool> Close { get; set; }
+    Action<bool>? Close { get; set; }
 
     /// <summary>
     /// 显示当前 ViewModel 绑定的窗口

src/BD.WTTS.Client/UI/ViewModels/Pages/HomePageViewModel.cs

@@ -41,13 +41,13 @@ public sealed class HomePageViewModel : TabItemViewModel
         //GetServerContent();
     }
 
-    public override void Activation()
-    {
-        base.Activation();
-        GetServerContent();
-    }
+    //public override void Activation()
+    //{
+    //    base.Activation();
+    //    GetServerContent();
+    //}
 
-    public async void GetServerContent()
+    public async Task GetServerContent()
     {
         try
         {

src/BD.WTTS.Client/UI/ViewModels/Pages/SettingsPageViewModel.props.cs

@@ -33,6 +33,31 @@ public sealed partial class SettingsPageViewModel : TabItemViewModel
         set => this.RaiseAndSetIfChanged(ref _SelectFont, value);
     }
 
+    MenuTabItemViewModel _SelectDefaultPage =
+        IViewModelManager.Instance.MainWindow2.TabItems.OfType<MenuTabItemViewModel>().FirstOrDefault(
+            s =>
+            {
+                if (string.IsNullOrEmpty(UISettings.StartDefaultPageName.Value))
+                {
+                    return s.Id == "Welcome";
+                }
+                return s.Id == UISettings.StartDefaultPageName.Value;
+            });
+
+    [IgnoreDataMember, MPIgnore, MP2Ignore, N_JsonIgnore, S_JsonIgnore]
+    public MenuTabItemViewModel SelectDefaultPage
+    {
+        get => _SelectDefaultPage;
+        set
+        {
+            this.RaiseAndSetIfChanged(ref _SelectDefaultPage, value);
+            if (!string.IsNullOrEmpty(value?.Id))
+            {
+                UISettings.StartDefaultPageName.Value = value.Id;
+            }
+        }
+    }
+
     [IgnoreDataMember, MPIgnore, MP2Ignore, N_JsonIgnore, S_JsonIgnore]
     public ICommand? SelectImage_Click { get; }
 

src/VisualStudioAppCenterSDK.cs

@@ -15,6 +15,13 @@ static partial class VisualStudioAppCenterSDK
 {
     internal static void Init()
     {
+        if (DateTime.UtcNow >= new DateTime(2025, 3, 31, default, default, default, DateTimeKind.Utc))
+        {
+            // Visual Studio App Center is scheduled for retirement on March 31, 2025.
+            // https://learn.microsoft.com/en-us/appcenter/retirement
+            return;
+        }
+
         var appSecret = AppSecret;
         if (string.IsNullOrWhiteSpace(appSecret))
             return;